Reactions of poultry farmers against chicken antigens.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000382:Agricultural Workers' Diseases / Q000276:immunology*; D000818:Animals; D000937:Antigen-Antibody Reactions; D000941:Antigens; D002645:Chickens / Q000276:immunology*; D006801:Humans; D006967:Hypersensitivity; D008875:Middle Aged
D000941:Antigens